🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.51 AU - 0.69 AU

Year: 166 Days

Day: 31.3 Hours

Environment

Temp: 185 °C

Axial Tilt: 18.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 84,854,328 km

• M1: 78,240 km (0.084 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.03 AU - 1.41 AU

Year: 480 Days

Day: 41.4 Hours

Environment

Temp: 26 °C

Axial Tilt: 14.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.69 AU - 3.29 AU

Year: 1843 Days

Day: 23.2 Hours

Environment

Temp: -95 °C

Axial Tilt: 1.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 4.6 AU - 5.28 AU

Year: 3914 Days

Day: 39.3 Hours

Environment

Temp: -131 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,854,328 km

• M1: 297,251 km (0.063 R)

Asteroid Belt

Center: 8.41 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 11.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387.8

Radius: 11

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 9.33 AU - 14.43 AU

Year: 14596 Days

Day: 8.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 84,854,328 km

• M1: 137,032 km (0.108 R)
• M2: 628,461 km (0.048 R)
• M3: 1,218,325 km (0.107 R)
• M4: 1,788,592 km (0.056 R)
• M5: 2,356,017 km (0.079 R)
• M6: 3,442,546 km (0.079 R)
• M7: 4,712,183 km (0.091 R)
• M8: 5,122,081 km (0.087 R)
• M9: 6,233,893 km (0.042 R)
• M10: 6,807,601 km (0.113 R)
• M11: 8,149,344 km (0.077 R)
• M12: 9,861,043 km (0.083 R)
• M13: 15,578,524 km (0.091 R)
• M14: 17,665,115 km (0.097 R)
• M15: 18,736,385 km (0.092 R)
• M16: 19,447,723 km (0.093 R)
• M17: 20,176,863 km (0.088 R)
• M18: 23,548,799 km (0.091 R)
• M19: 25,897,785 km (0.064 R)
• M20: 27,886,090 km (0.057 R)
• M21: 32,728,573 km (0.101 R)
• M22: 34,931,552 km (0.115 R)
• M23: 37,108,201 km (0.085 R)
• M24: 38,481,958 km (0.075 R)
• M25: 40,802,670 km (0.113 R)
• M26: 44,456,448 km (0.093 R)
• M27: 45,863,416 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450.7

Radius: 13.4

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 12.38 AU - 12.64 AU

Year: 15772 Days

Day: 11.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 84,854,328 km

• M1: 167,400 km (0.067 R)
• M2: 637,736 km (0.109 R)
• M3: 1,238,670 km (0.117 R)
• M4: 1,748,949 km (0.026 R)
• M5: 3,160,554 km (0.104 R)
• M6: 4,192,032 km (0.109 R)
• M7: 5,866,032 km (0.046 R)
• M8: 6,512,743 km (0.1 R)
• M9: 13,076,649 km (0.104 R)
• M10: 17,875,749 km (0.085 R)
• M11: 20,926,648 km (0.111 R)
• M12: 37,126,452 km (0.114 R)
• M13: 41,087,953 km (0.105 R)
• M14: 42,468,741 km (0.09 R)
• M15: 54,980,658 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 828.6

Radius: 4

Gravity: 51.79 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 14.59 AU - 16.09 AU

Year: 21416 Days

Day: 15.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 84,854,328 km

• M1: 54,005 km (0.098 R)
• M2: 223,499 km (0.098 R)
• M3: 451,786 km (0.097 R)
• M4: 4,345,369 km (0.103 R)
• M5: 5,003,301 km (0.089 R)
• M6: 5,157,985 km (0.096 R)
• M7: 5,809,484 km (0.069 R)
• M8: 6,792,342 km (0.059 R)
• M9: 6,934,460 km (0.119 R)
• M10: 7,372,632 km (0.089 R)
• M11: 7,985,534 km (0.104 R)
• M12: 8,143,809 km (0.1 R)
• M13: 8,521,544 km (0.091 R)
• M14: 8,798,300 km (0.119 R)
• M15: 9,311,719 km (0.098 R)
• M16: 10,397,950 km (0.06 R)
• M17: 14,005,801 km (0.107 R)
• M18: 14,391,315 km (0.105 R)
• M19: 16,425,547 km (0.066 R)
• M20: 18,276,073 km (0.084 R)
• M21: 21,053,507 km (0.085 R)
• M22: 21,866,571 km (0.103 R)
• M23: 22,911,811 km (0.119 R)
• M24: 25,328,116 km (0.09 R)
• M25: 25,784,988 km (0.114 R)
• M26: 27,188,366 km (0.109 R)
• M27: 28,273,848 km (0.118 R)
• M28: 31,835,025 km (0.08 R)
• M29: 33,722,651 km (0.077 R)
• M30: 34,275,415 km (0.065 R)
• M31: 36,257,737 km (0.09 R)
• M32: 38,916,839 km (0.095 R)
• M33: 42,020,695 km (0.088 R)
• M34: 45,118,419 km (0.076 R)
• M35: 46,808,276 km (0.038 R)
• M36: 49,244,328 km (0.098 R)
• M37: 54,367,457 km (0.058 R)
• M38: 55,127,115 km (0.12 R)
• M39: 62,285,373 km (0.105 R)
• M40: 67,168,546 km (0.047 R)

Kuiper Belt

Range: 30.8 - 46.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 410 - 19,570 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit